COMPARATIVE EVALUATION OF INSTRUMENTATION TIME, OBTURATION TIME, AND RADIOGRAPHIC QUALITY OF OBTURATION USING ROTARY FILES SYSTEMS VERSUS HAND K FILES FOR PRIMARY MOLAR PULPECTOMY – IN VIVO STUDY. Journal of Pharmaceutical Negative Results, [S. l.], p. 3028–3037, 2023. DOI: 10.47750/pnr.2023.14.02.356. Disponível em: https://www.pnrjournal.com/index.php/home/article/view/8235.. Acesso em: 9 jun. 2026.